ITEM NAME:Electric Bass Strings Nikel Plated Steel Core Copper Alloy Strings for Bass Description: Hexagonal Core design, colorful surface Nickel-plated beads head, anti-oxidation long life, vibration uniformity, sustained sound Brilliant colors to add more fun to performers Uniform vibrating, long lasting time sound Material: Nickel Alloy Size Chart: 1st Diameter: Approx. 1.14mm/0.04inch 2nd Diametar: Approx. 1.65mm/0.06inch 3rd Diameter: Approx. 2.16mm/0.08inch 4th Diameter: Approx. 2.67mm/0.11inch Package Includes: 1 Set Electric Bass Strings Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement,there may be 1-2mm error in size. SKU: CKX0017580878001747.1 Set Electric Bass Strings. Material: Nickel Alloy. Hexagonal Core design, colorful surface. Size Chart Due to the difference between different monitors, the picture may not reflect the actual color of the item.